Contact Information
449 Altgeld Hall, MC-382
1409 W. Green Street
Urbana, IL 61801
Research Areas
Research Description
Number theory
Education
PhD, Princeton University, 1995
External Links
Honors & Awards
Fellow, American Mathematical Society, 2017
Associate, Center for Advanced Study, University of Illinois, 2004-05; 2013-14
LAS Dean's Awards for Excellence in Undergraduate Teaching, 2010
Recent Publications
Nastasescu, M., Robles, N., Stoica, B., & Zaharescu, A. (2025). The Riemann zeta function and exact exponential sum identities of divisor functions. Journal of Mathematical Analysis and Applications, 542(2), Article 128827. https://doi.org/10.1016/j.jmaa.2024.128827
Anderson, J., Cobeli, C., & Zaharescu, A. (2024). Counterintuitive Patterns on Angles and Distances Between Lattice Points in High Dimensional Hypercubes. Results in Mathematics, 79(2), Article 94. https://doi.org/10.1007/s00025-024-02126-2
Anderson, J., Boca, F. P., Cobeli, C., & Zaharescu, A. (2024). Distribution of angles to lattice points seen from a fast moving observer. Research in Number Theory, 10(3), Article 62. https://doi.org/10.1007/s40993-024-00548-z
Basak, D., Nath, K., & Zaharescu, A. (2024). Poisson Behavior for Chains of Small Quadratic Non-Residues. International Mathematics Research Notices, 2024(4), 3356-3390. Article rnad168. https://doi.org/10.1093/imrn/rnad168
Berndt, B. C., Kim, S., & Zaharescu, A. (2024). Finite trigonometric sums arising from Ramanujan’s theta functions. Ramanujan Journal, 63(3), 673-685. https://doi.org/10.1007/s11139-023-00778-2